Home / 1,094,863.08-1,510,895.90-636,236.76

Finding the Fourth Proportional to 1,094,863.08, 1,510,895.90 and 636,236.76

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Solution

The fourth proportional to 1,094,863.08, 1,510,895.90 and 636,236.76 is: 877,997.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,094,863.08 : 1,510,895.90 = 636,236.76 : x
  2. Step 2: Convert to fraction form
    1,094,863.08/1,510,895.90 = 636,236.76/x
  3. Step 3: Cross multiply
    1,094,863.08x = 1,510,895.90 × 636,236.76
  4. Step 4: Simplify right side
    1,094,863.08x = 961,287,512,113.28
  5. Step 5: Solve for x
    x = 961,287,512,113.28/1,094,863.08
  6. Step 6: Final answer
    x = 877,997.92

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Double scale
Find fourth proportional to 1,094,864.08, 1,510,897.28 and 636,237.76
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.